make oneself useful

How far, if at all, could his present work be made useful for winning the war?

We accomplished this latter matter, and if our experience can be made useful to others they are welcome to it.

"And if they're going to be used, they must be made useful."

That could make very useful listening in times like these.

It is this energy that makes plutonium-239 useful in nuclear weapons and reactors.

He had a high level to maintain, and not every mutant could be made useful.

It's put into his head to be made useful.

He has firm ideas about jail and the ways that the experience might be made more useful.

But Oporto made himself useful hi other ways as well.

With any luck, all could be retrieved and made useful again.